The Zoom G1 four puts endless creativity at your feet with over 70 effects and amp models, Looper and drum machine. Plus, Access guitar Labs library of downloadable effects. The G1X FOUR also comes with Zooms expression pedal for added effect control. Features & details 71 built-in guitar effects and 13 amp modelsFree download of Zoom guitar lab Mac/Windows software30-Second looper68 built-in rhythm patternsStandard Guitar input, aux input for external audio players and amp/headphone output